Charging apparatus for shaft furnaces



March 1, 1966 HOLMES ETAL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 1 Filed Sept. 26, 1961 March 1, 1966 HOLMES ETAL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 2 Filed Sept. 26, 1961 March I, 1966 F. R. HOLMES ETAL 3,

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 5 Filed Sept. 26, 1961 March 1, 1966 F. R. HOLMES ETAL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 4 Filed Sept. 26, 1961 March 1, 1966 F. R. HOLMES ETAL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES Filed Sept. 26, 1961 59 Sheets-Sheet 5 March 1, 1966 o s ETAL 3,237,785

CHARGING APPARATUS FOR SHAFTFURNACES 59 Sheets-Sheet 6 Filed Sept. 26, 1961 March 1, 1966 F. R. HOLMES ET AL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 8 Filed Sept. 26, 1961 March 1, 1966 HOLMES ETAL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 9 Filed Sept. 26, 1961 3 mi I 56 W6 W2 My :4 i 5M. :5 2% :22 020 3% 3 I mm 23555 an: 0% o Q E m r g? HH 192552.20 a r T1. omvo 0 3o 25.; NkQQM QQMO oo T% 2% H H Q? 0 w fil wnv m E: s E 3 EN r E2 5 aw ET 5% .5 5 5 w m Q March 1965 F. R. HOLMES ET AL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNAGES 59 Sheets-Sheet 10 Filed Sept. 26, 1961 March 1, 1966 F. R. HOLMES ETAL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 11 Filed Sept. 26, 1961 March 1, 1966 F. R. HOLMES ET AL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 12 Filed Sept. 26, 1961 March 1, 1966 F. R. HOLMES E AL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 15 Filed Sept. 26, 1961 myou 250m .388

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March I, 1966 F. R. HOLMES ETAL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 14 Filed Sept. 26, 1961 Q 0 .5: 3 2 Q Q k 5 a: a i C 5% 3 ME March 1, 1966 F. R. HOLMES ETAL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 15 Filed Sept. 26, 1961 F. R. HOLMES ET AL 3,237,785

March 1, 1966 CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 1? Filed Sept. 26, 1961 l mm QR I F. R. HOLMES ET AL 3,237,785

CHARGING APPARATUS FOR SHAFT FURNACES 59 Sheets-Sheet 18 March 1, 1966 Filed Sept. 26, 1961 March 1, 1966 Filed Sept. 26, 1961 Em Sn E E (a (a MEN: 

1. APPARATUS FOR CHARGING A BLAST FURNACE, COMPRISING A SKIP, A SKIP HOIST FOR HOISTING SAID SKIP, MEANS FOR AUTOMATICALLY FEEDING TO SAID SKIP PREDETERMINED QUANTITES OF COKE, A FIRST BIN FOR RECEIVING A SUPPLY OF ORE, A CHECK WEIGHT HOPPER, A DISCHARGE GATE FOR SAID HOPPER AND LEADING TO SAID SKIP, MEANS FOR WITHDRAWING ORE FROM SAID FIRST BIN AND DELIVERING IT SAID HOPPER, WEIGHTING MEANS RESPONSIVE TO WITHDRAWAL OF A PRESELECTED QUANTITY OF ORE FROM SAID FIRST BIN FOR AUTOMATICALLY CONTROLLING THE STOPPING OF SAID WITHDRAWAL MEANS, A SECOND BIN FOR RECEIVING A SUPPLY OF FLUX, MEANS FOR WITHDRAWING FLUX FROM SAID SECOND BIN AND FEEDING IT TO SAID HOPPER, A SECOND WEIGHING MEANS RESPONSIVE TO WITHDRAWL OF A PRE-SELECTED QUANTITY OF FLUX FROM SAID SECOND BIN FOR AUTOMATICALLY CONTROLLING THE STOPPING OF SAID SECOND WITHDRAWAL MEANS, AND CONTROL MEANS FOR AUTOMATICALLY STARTING AND STOPPING SAID FEEDING MEANS AND FOR AUTOMATICALLY STARTING SAID FIRST AND SECOND WITHDRAWAL MEANS SINGLY AND IN COMBINATION IN A PREDETERMINED SEQUENCE PROGRAMME AND FOR AUTOMATICALLY CONTROLLING SAID GATE AND FOR AUTOMATICALLY INITIATING SUCCESSIVE OPERATIONS OF SAID SKIP HOIST UPON COMPLETION OF EACH SEQUENCE IN SAID PROGRAMME. 